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chemical reactions
Term | Definition |
---|---|
chemical reaction | The process by which one or more sudstances change to produce one or more different substances. |
precipitate | a solid that is produced as a result of a chemical reaction in solution |
chemical formula | a combination of chemical symbols and numbers to represent a substance |
chemical equation | a repreresentation of a chemical reaction that uses symbols to show the relationshipn between the reactants and the products |
reactant | a substance or molecule that participates in a chemical reaction |
product | the substance that forms in a chemical reation |
law of conservation of mass | the law that states that energy can not be created or destroyed but can be change from one form to another |
synthesis reaction | a reaction in which two or more substances combine to form a new compund. |
decomposition reaction | acan not be createdor t reation in which a single compound breakes down to form two or more simpler substance |
single-displacement reaction | a reaction in which one element or radical takes the place of another element or eadical in a compound. |
double-displacement reaction | a reaction in which a gas a solid preecipitate or moleculas compound forms from the exchange of ions between two compounds |
exothermic reaction | a to the chemiacal reaction in which heat is released the surroundings |
endothermic reaction | a chemical reaction that requires heat |
law of conservation of energy | the states law that energy can not be created or destroyed but can be changed from one form to another |
activation energy | the minimum amount of energy required to start a chemical reaction |
inhibitor | |
catalyst |